🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.59 AU - 0.73 AU

Year: 188 Days

Day: 35.5 Hours

Environment

Temp: 158 °C

Axial Tilt: 31.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.09 AU - 1.25 AU

Year: 445 Days

Day: 18.7 Hours

Environment

Temp: 40 °C

Axial Tilt: 37 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 77,967,766 km

• M1: 42,486 km (0.11 R)
• M2: 64,327 km (0.066 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.71 AU - 2.11 AU

Year: 928 Days

Day: 37 Hours

Environment

Temp: -38 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 3.37 AU - 5.59 AU

Year: 3333 Days

Day: 15.6 Hours

Environment

Temp: -127 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 77,967,766 km

• M1: 43,832 km (0.035 R)
• M2: 2,595,822 km (0.085 R)

Asteroid Belt

Center: 5.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.1

Radius: 11.8

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 5.22 AU - 5.9 AU

Year: 4608 Days

Day: 11.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 77,967,766 km

• M1: 148,251 km (0.069 R)
• M2: 790,326 km (0.115 R)
• M3: 1,176,438 km (0.081 R)
• M4: 1,584,989 km (0.08 R)
• M5: 2,147,029 km (0.052 R)
• M6: 2,565,454 km (0.106 R)
• M7: 2,964,880 km (0.094 R)
• M8: 3,446,585 km (0.099 R)
• M9: 3,825,367 km (0.073 R)
• M10: 4,692,736 km (0.061 R)
• M11: 5,240,862 km (0.058 R)
• M12: 5,802,153 km (0.101 R)
• M13: 7,246,670 km (0.1 R)
• M14: 7,695,314 km (0.113 R)
• M15: 8,272,912 km (0.106 R)
• M16: 8,801,890 km (0.118 R)
• M17: 10,788,998 km (0.106 R)
• M18: 11,887,496 km (0.099 R)
• M19: 13,517,813 km (0.102 R)
• M20: 17,584,332 km (0.109 R)
• M21: 19,103,498 km (0.074 R)
• M22: 19,828,300 km (0.049 R)
• M23: 20,708,384 km (0.037 R)
• M24: 21,123,219 km (0.115 R)
• M25: 23,281,767 km (0.084 R)
• M26: 23,957,052 km (0.082 R)
• M27: 25,268,128 km (0.095 R)
• M28: 27,781,073 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.2

Radius: 12.1

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 6.64 AU - 7.58 AU

Year: 6663 Days

Day: 12.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 77,967,766 km

• M1: 150,495 km (0.046 R)
• M2: 815,308 km (0.102 R)
• M3: 1,704,817 km (0.107 R)
• M4: 2,477,939 km (0.112 R)
• M5: 3,781,535 km (0.108 R)
• M6: 4,876,891 km (0.108 R)
• M7: 5,829,231 km (0.118 R)
• M8: 6,366,287 km (0.119 R)
• M9: 7,358,570 km (0.105 R)
• M10: 8,062,876 km (0.111 R)
• M11: 8,530,519 km (0.12 R)
• M12: 9,735,829 km (0.081 R)
• M13: 10,677,249 km (0.106 R)
• M14: 11,434,513 km (0.063 R)
• M15: 12,379,822 km (0.09 R)
• M16: 13,757,170 km (0.101 R)
• M17: 15,175,358 km (0.113 R)
• M18: 15,950,275 km (0.082 R)
• M19: 17,708,947 km (0.066 R)
• M20: 18,300,756 km (0.096 R)
• M21: 19,524,018 km (0.107 R)
• M22: 20,297,888 km (0.096 R)
• M23: 20,873,540 km (0.089 R)
• M24: 23,051,835 km (0.034 R)
• M25: 24,156,017 km (0.111 R)
• M26: 25,710,339 km (0.057 R)
• M27: 29,108,454 km (0.046 R)
• M28: 32,208,571 km (0.066 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 776.4

Radius: 5.3

Gravity: 27.64 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 13.67 AU - 15.41 AU

Year: 19486 Days

Day: 24.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,967,766 km

• M1: 66,272 km (0.117 R)
• M2: 428,747 km (0.098 R)
• M3: 1,089,820 km (0.077 R)
• M4: 5,920,336 km (0.111 R)
• M5: 6,792,791 km (0.11 R)
• M6: 9,514,425 km (0.104 R)
• M7: 9,862,240 km (0.096 R)
• M8: 10,039,214 km (0.113 R)
• M9: 13,893,902 km (0.078 R)
• M10: 14,798,670 km (0.061 R)
• M11: 15,903,151 km (0.078 R)
• M12: 18,453,047 km (0.115 R)
• M13: 19,360,059 km (0.067 R)
• M14: 22,158,437 km (0.109 R)
• M15: 24,886,354 km (0.109 R)
• M16: 30,871,914 km (0.073 R)
• M17: 47,570,477 km (0.118 R)
• M18: 49,270,956 km (0.1 R)
• M19: 57,999,693 km (0.113 R)
• M20: 66,646,300 km (0.096 R)
• M21: 68,773,283 km (0.04 R)

Kuiper Belt

Range: 31.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 298 - 14,880 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit